Heapchecker: Suppress ClientSocketPoolHistograms leak inside UrlRequest.
Heapchecker: Suppress ClientSocketPoolHistograms leak inside UrlRequest.

BUG=49412
TEST=Heapchecker goes green!
TBR=mbelshe
Review URL: http://codereview.chromium.org/3024003

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@52823 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser